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Renamed/moved benchmark.

refactor/avaloniapropertystore
Steven Kirk 4 years ago
parent
13a5ce6c64
commit
2bfaa8bd07
1 changed files with 42 additions and 42 deletions
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  1. 84
      tests/Avalonia.Benchmarks/Utilities/AvaloniaPropertyDictionaryBenchmarks.cs

84
tests/Avalonia.Benchmarks/Base/ValueStoreAddRemoveBenchmarks.cs → tests/Avalonia.Benchmarks/Utilities/AvaloniaPropertyDictionaryBenchmarks.cs
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@ -4,14 +4,14 @@ using System.Diagnostics.CodeAnalysis;
using Avalonia.Utilities;
using BenchmarkDotNet.Attributes;
namespace Avalonia.Benchmarks.Base;
namespace Avalonia.Benchmarks.Utilities;
// TODO: Remove after review together with related benchmark code.
internal sealed class AvaloniaPropertyValueStoreOld<TValue>
{
// The last item in the list is always int.MaxValue.
private static readonly Entry[] s_emptyEntries = { new Entry { PropertyId = int.MaxValue, Value = default! } };
private Entry[] _entries;
public AvaloniaPropertyValueStoreOld()
@ -55,13 +55,13 @@ internal sealed class AvaloniaPropertyValueStoreOld<TValue>
}
else
{
int low = 0;
int high = _entries.Length;
var low = 0;
var high = _entries.Length;
int id;
while (high - low > 3)
{
int pivot = (high + low) / 2;
var pivot = (high + low) / 2;
id = _entries[pivot].PropertyId;
if (propertyId == id)
@ -93,7 +93,7 @@ internal sealed class AvaloniaPropertyValueStoreOld<TValue>
public bool TryGetValue(AvaloniaProperty property, [MaybeNullWhen(false)] out TValue value)
{
(int index, bool found) = TryFindEntry(property.Id);
(var index, var found) = TryFindEntry(property.Id);
if (!found)
{
value = default;
@ -106,9 +106,9 @@ internal sealed class AvaloniaPropertyValueStoreOld<TValue>
public void AddValue(AvaloniaProperty property, TValue value)
{
Entry[] entries = new Entry[_entries.Length + 1];
var entries = new Entry[_entries.Length + 1];
for (int i = 0; i < _entries.Length; ++i)
for (var i = 0; i < _entries.Length; ++i)
{
if (_entries[i].PropertyId > property.Id)
{
@ -138,20 +138,20 @@ internal sealed class AvaloniaPropertyValueStoreOld<TValue>
if (found)
{
var newLength = _entries.Length - 1;
// Special case - one element left means that value store is empty so we can just reuse our "empty" array.
if (newLength == 1)
{
_entries = s_emptyEntries;
return;
}
var entries = new Entry[newLength];
int ix = 0;
var ix = 0;
for (int i = 0; i < _entries.Length; ++i)
for (var i = 0; i < _entries.Length; ++i)
{
if (i != index)
{
@ -185,23 +185,23 @@ internal static class MockProperties
{
ShuffledProperties = new AvaloniaProperty[32];
for (int i = 0; i < ShuffledProperties.Length; i++)
for (var i = 0; i < ShuffledProperties.Length; i++)
{
ShuffledProperties[i] = new MockProperty($"Property#{i}");
}
Shuffle(ShuffledProperties, 42);
}
private static void Shuffle<T> (T[] array, int seed)
private static void Shuffle<T>(T[] array, int seed)
{
var rng = new Random(seed);
int n = array.Length;
while (n > 1)
var n = array.Length;
while (n > 1)
{
int k = rng.Next(n--);
T temp = array[n];
var k = rng.Next(n--);
var temp = array[n];
array[n] = array[k];
array[k] = temp;
}
@ -227,7 +227,7 @@ public class ValueStore_Lookup
_oldStore = new AvaloniaPropertyValueStoreOld<object>();
_dictionary = new Dictionary<AvaloniaProperty, object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
_store.Add(Properties[i], null);
_oldStore.AddValue(Properties[i], null);
@ -238,16 +238,16 @@ public class ValueStore_Lookup
[Benchmark]
public void LookupProperties()
{
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
_store.TryGetValue(Properties[i], out _);
}
}
[Benchmark(Baseline = true)]
[Benchmark(Baseline = true)]
public void LookupProperties_Old()
{
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
_oldStore.TryGetValue(Properties[i], out _);
}
@ -256,7 +256,7 @@ public class ValueStore_Lookup
[Benchmark]
public void LookupProperties_Dict()
{
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
_dictionary.TryGetValue(Properties[i], out _);
}
@ -276,7 +276,7 @@ public class ValueStore_AddBenchmarks
{
var store = new AvaloniaPropertyDictionary<object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
store.Add(Properties[i], null);
}
@ -287,7 +287,7 @@ public class ValueStore_AddBenchmarks
{
var store = new AvaloniaPropertyValueStoreOld<object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
store.AddValue(Properties[i], null);
}
@ -298,7 +298,7 @@ public class ValueStore_AddBenchmarks
{
var store = new Dictionary<AvaloniaProperty, object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
store.Add(Properties[i], null);
}
@ -318,12 +318,12 @@ public class ValueStore_AddRemoveBenchmarks
{
var store = new AvaloniaPropertyDictionary<object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
store.Add(Properties[i], null);
}
for (int i = PropertyCount - 1; i >= 0; i--)
for (var i = PropertyCount - 1; i >= 0; i--)
{
store.Remove(Properties[i]);
}
@ -334,12 +334,12 @@ public class ValueStore_AddRemoveBenchmarks
{
var store = new AvaloniaPropertyValueStoreOld<object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
store.AddValue(Properties[i], null);
}
for (int i = PropertyCount - 1; i >= 0; i--)
for (var i = PropertyCount - 1; i >= 0; i--)
{
store.Remove(Properties[i]);
}
@ -350,12 +350,12 @@ public class ValueStore_AddRemoveBenchmarks
{
var store = new Dictionary<AvaloniaProperty, object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
store.Add(Properties[i], null);
}
for (int i = PropertyCount - 1; i >= 0; i--)
for (var i = PropertyCount - 1; i >= 0; i--)
{
store.Remove(Properties[i]);
}
@ -375,19 +375,19 @@ public class ValueStore_AddRemoveInterleavedBenchmarks
{
var store = new AvaloniaPropertyDictionary<object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
store.Add(Properties[i], null);
store.Remove(Properties[i]);
}
}
[Benchmark(Baseline = true)]
public void AddAndRemoveValueInterleaved_Old()
{
var store = new AvaloniaPropertyValueStoreOld<object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
store.AddValue(Properties[i], null);
store.Remove(Properties[i]);
@ -399,7 +399,7 @@ public class ValueStore_AddRemoveInterleavedBenchmarks
{
var store = new Dictionary<AvaloniaProperty, object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
store.Add(Properties[i], null);
store.Remove(Properties[i]);
@ -427,7 +427,7 @@ public class ValueStore_Enumeration
_oldStore = new AvaloniaPropertyValueStoreOld<object>();
_dictionary = new Dictionary<AvaloniaProperty, object>();
for (int i = 0; i < PropertyCount; i++)
for (var i = 0; i < PropertyCount; i++)
{
_store.Add(Properties[i], null);
_oldStore.AddValue(Properties[i], null);
@ -440,7 +440,7 @@ public class ValueStore_Enumeration
{
var result = 0;
for (int i = 0; i < _store.Count; i++)
for (var i = 0; i < _store.Count; i++)
{
result += _store[i] is null ? 1 : 0;
}
@ -453,7 +453,7 @@ public class ValueStore_Enumeration
{
var result = 0;
for (int i = 0; i < _store.Count; i++)
for (var i = 0; i < _store.Count; i++)
{
result += _oldStore[i] is null ? 1 : 0;
}
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